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SST39SF020-90-4I-P 데이터시트(PDF) 5 Page - Silicon Storage Technology, Inc |
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SST39SF020-90-4I-P 데이터시트(HTML) 5 Page - Silicon Storage Technology, Inc |
5 / 23 page 5 © 1998 Silicon Storage Technology, Inc. 326-10 12/98 2 Megabit Multi-Purpose Flash SST39SF020 Preliminary Specifications 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 TABLE 2: PIN DESCRIPTION Symbol Pin Name Functions A17-A0 Address Inputs To provide memory addresses. During sector erase A17-A12 address lines will select the sector. DQ7-DQ0 Data Input/output To output data during read cycles and receive input data during write cycles. Data is internally latched during a write cycle. The outputs are in tri-state when OE# or CE# is high. CE# Chip Enable To activate the device when CE# is low. OE# Output Enable To gate the data output buffers. WE# Write Enable To control the write operations. Vcc Power Supply To provide 5-volt supply (± 10%) Vss Ground NC No Connection Unconnected pins. 326 PGM T2.1 TABLE 3: OPERATION MODES SELECTION Mode CE# OE# WE# A9 DQ Address Read VIL VIL VIH AIN DOUT AIN Program VIL VIH VIL AIN DIN AIN Erase VIL VIH VIL X X Sector address, XXh for chip erase Standby VIH X X X High Z X Write Inhibit X VIL X X High Z/DOUT X XX VIH X High Z/DOUT X Product Identification Hardware Mode VIL VIL VIH VH Manufacturer Code (BF) A17 - A1 = VIL, A0 = VIL Device Code (B6) A17 - A1 = VIL, A0 = VIH Software Mode VIL VIL VIH AIN ID Code See Table 4 326 PGM T3.4 |
유사한 부품 번호 - SST39SF020-90-4I-P |
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유사한 설명 - SST39SF020-90-4I-P |
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